Harumi Fuuki's '城の中' came out on December 21, 2022. With 城の中 being less than a minute long, we are pretty confident that this song does not contain any foul language. That being said, this song is pretty short compared to other songs. There is only one song in 映画「かがみの孤城」 (オリジナル・サウンドトラック), so we believe that "城の中" is a single. In terms of popularity, 城の中 is currently not that popular. Although the overall vibe is very danceable, it does project more negative sounds.

城の中 テンポ

The tempo marking of 城の中 by Harumi Fuuki is Moderato (at a moderate speed), since this song has a tempo of 119 テンポ. With that information, we can conclude that the song has a moderate tempo. This song can go great with walking. The time signature for this track is 4/4.

城の中 キー

This song is in the music key of D♭ Major. This also means that this song has a camelot key of 3B. So, the perfect camelot match for 3B would be either 3B or 4A. While, 4B can give you a low energy boost. For moderate energy boost, you would use 12B and a high energy boost can either be 5B or 10B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 3A or 2B will give you a low energy drop, 6B would be a moderate one, and 1B or 8B would be a high energy drop. Lastly, 12A allows you to change the mood.